/ Dictionary / Index A ARL: Meaning and Definition of Find definitions for: ARL Pronunciation: [key] Association of Research Libraries. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. arkwright furniture Arlberg Related Content Daily Word Quiz: sumptuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language